package com.sky.service.impl;


import com.sky.constant.StatusConstant;
import com.sky.entity.Orders;
import com.sky.mapper.DishMapper;
import com.sky.mapper.OrderMapper;
import com.sky.mapper.SetmealMapper;
import com.sky.mapper.UserMapper;
import com.sky.service.WorkSpaceService;
import com.sky.vo.BusinessDataVO;
import com.sky.vo.DishOverViewVO;
import com.sky.vo.OrderOverViewVO;
import com.sky.vo.SetmealOverViewVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.HashMap;
import java.util.Map;


@Service
@Slf4j
public class WorkSpaceServiceImpl implements WorkSpaceService {


    @Autowired
    private OrderMapper orderMapper;
    @Autowired
    private UserMapper userMapper;
    @Autowired
    private DishMapper dishMapper;
    @Autowired
    private SetmealMapper setmealMapper;

    // 查询运营数据
    @Override
    public BusinessDataVO getBusinessData(LocalDateTime begin, LocalDateTime end) {
        Map map = new HashMap<>();
        map.put("begin",begin);
        map.put("end", end);
        map.put("status", Orders.COMPLETED);
        //营业额
        Double turnover =orderMapper.sumMap(map);
        turnover =  turnover == null ? 0.0 : turnover;
        //已完成的订单数量
        Integer validOrderCount = orderMapper.sumOrdersMap(map);
        validOrderCount = validOrderCount == null ? 0 : validOrderCount;
        map.put("status", null);
        //订单总数
        Integer totalOrders = orderMapper.sumOrdersMap(map);
        totalOrders = totalOrders == null ? 0 : totalOrders;
        //新增用户量
        Integer newUsers = userMapper.sumMap(map);
        newUsers = newUsers == null ? 0 : newUsers;
        //订单完成率
        Double orderCompletionRate = totalOrders != 0? (validOrderCount.doubleValue() / totalOrders): 0.0;
        //平均客单价 = 营业额/ 完成订单
        Double unitPrice = validOrderCount != 0 ? (turnover / validOrderCount) : 0.0;
        //构建分装并返回
        BusinessDataVO businessDataVO = BusinessDataVO.builder()
                .turnover(turnover)
                .validOrderCount(validOrderCount)
                .orderCompletionRate(orderCompletionRate)
                .unitPrice(unitPrice)
                .newUsers(newUsers)
                .build();
        return businessDataVO;
    }

    /**
     * 查询订单管理数据
     *
     * @return
     */
    @Override
    public OrderOverViewVO getOrderOverView() {
        Map map = new HashMap();
        map.put("begin", LocalDateTime.now().with(LocalTime.MIN));
        map.put("status", Orders.TO_BE_CONFIRMED);

        //待接单
        Integer waitingOrders = orderMapper.countByMap(map);

        //待派送
        map.put("status", Orders.CONFIRMED);
        Integer deliveredOrders = orderMapper.countByMap(map);

        //已完成
        map.put("status", Orders.COMPLETED);
        Integer completedOrders = orderMapper.countByMap(map);

        //已取消
        map.put("status", Orders.CANCELLED);
        Integer cancelledOrders = orderMapper.countByMap(map);

        //全部订单
        map.put("status", null);
        Integer allOrders = orderMapper.countByMap(map);

        return OrderOverViewVO.builder()
                .waitingOrders(waitingOrders)
                .deliveredOrders(deliveredOrders)
                .completedOrders(completedOrders)
                .cancelledOrders(cancelledOrders)
                .allOrders(allOrders)
                .build();
    }

    /**
     * 查询菜品总览
     *
     * @return
     */
    @Override
    public DishOverViewVO getDishOverView() {
        Map map = new HashMap();
        map.put("status", StatusConstant.ENABLE);
        Integer sold = dishMapper.countByMap(map);

        map.put("status", StatusConstant.DISABLE);
        Integer discontinued = dishMapper.countByMap(map);

        return DishOverViewVO.builder()
                .sold(sold)
                .discontinued(discontinued)
                .build();
    }

    /**
     * 查询套餐总览
     *
     * @return
     */
    @Override
    public SetmealOverViewVO getSetmealOverView() {
        Map map = new HashMap();
        map.put("status", StatusConstant.ENABLE);
        Integer sold = setmealMapper.countByMap(map);

        map.put("status", StatusConstant.DISABLE);
        Integer discontinued = setmealMapper.countByMap(map);

        return SetmealOverViewVO.builder()
                .sold(sold)
                .discontinued(discontinued)
                .build();
    }



}
